Just found a nice website that analyzes the video path and so we could download the videos that are on bilibili.com! As of today when I post this, the webpage ibilibili.com is still alive.
06/05/2017: Something to note. Member-only videos (non public videos) cannot be downloaded right now. Keyword test: 다운로드, 下载, 下載, ダウンロード, descargar, скачать, ดาวน์โหลด